[Webkit-unassigned] [Bug 223015] New: REGRESSION: ASSERTION FAILED: m_shouldBeCalledOnMainThread == isMainThread() under WebKit::RemoteSampleBufferDisplayLayerManager::createLayer

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=223015

            Bug ID: 223015
           Summary: REGRESSION: ASSERTION FAILED:
                    m_shouldBeCalledOnMainThread == isMainThread() under
                    WebKit::RemoteSampleBufferDisplayLayerManager::createL
                    ayer
           Product: WebKit
           Version: Other
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ryanhaddad at apple.com

Layout tests are exiting early on iOS and macOS debug bots due to assertion failures seem with media stream and WebRTC tests

ASSERTION FAILED: m_shouldBeCalledOnMainThread == isMainThread()
/Volumes/Data/worker/bigsur-debug/build/WebKitBuild/Debug/usr/local/include/wtf/CompletionHandler.h(65) : Out WTF::CompletionHandler<void (WTF::Optional<unsigned int>)>::operator()(In...)
1   0x14292be49 WTFCrash
2   0x11690e91b WTFCrashWithInfo(int, char const*, char const*, int)
3   0x117514763 WTF::CompletionHandler<void (WTF::Optional<unsigned int>)>::operator()(WTF::Optional<unsigned int>)
4   0x1175180ea auto WebKit::RemoteSampleBufferDisplayLayerManager::createLayer(WTF::ObjectIdentifier<WebKit::SampleBufferDisplayLayerIdentifierType>, bool, WebCore::IntSize, WTF::CompletionHandler<void (WTF::Optional<unsigned int>)>&&)::$_4::operator()()::'lambda'(auto)::operator()<WTF::Optional<unsigned int> >(auto)::'lambda'()::operator()()
5   0x117517eae WTF::Detail::CallableWrapper<auto WebKit::RemoteSampleBufferDisplayLayerManager::createLayer(WTF::ObjectIdentifier<WebKit::SampleBufferDisplayLayerIdentifierType>, bool, WebCore::IntSize, WTF::CompletionHandler<void (WTF::Optional<unsigned int>)>&&)::$_4::operator()()::'lambda'(auto)::operator()<WTF::Optional<unsigned int> >(auto)::'lambda'(), void>::call()
6   0x142957342 WTF::Function<void ()>::operator()() const
7   0x1429d95f5 WTF::RunLoop::performWork()
8   0x1429ddeb1 WTF::RunLoop::performWork(void*)
9   0x7fff2046da0c __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__
10  0x7fff2046d974 __CFRunLoopDoSource0
11  0x7fff2046d6ef __CFRunLoopDoSources0
12  0x7fff2046c121 __CFRunLoopRun
13  0x7fff2046b6ce CFRunLoopRunSpecific
14  0x7fff211f8fa1 -[NSRunLoop(NSRunLoop) runMode:beforeDate:]
15  0x7fff21287384 -[NSRunLoop(NSRunLoop) run]
16  0x7fff200c23dd _xpc_objc_main
17  0x7fff200c1e65 _xpc_copy_xpcservice_dictionary
18  0x1176f097c WebKit::XPCServiceMain(int, char const**)
19  0x118d513db WKXPCServiceMain
20  0x10d06eea2 main
21  0x7fff20390621 start
22  0x1


https://build.webkit.org/results/Apple-BigSur-Debug-WK2-Tests/r274188%20(615)/results.html

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